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Probabilities.ParetoPDF Function
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Pareto probability density function (PDF).

Pascal
function ParetoPDF(x: double; a: double; b: double): double; overload;
File
Parameters
Parameters 
Description 
x 
Function domain. 
a 
Distribution scale parameter, real positive value. 
b 
Distribution shape parameter, real positive value, smaller than x. 
Returns

the Pareto probability density function (PDF) for value x using the parameters a and b. Parameter b must be smaller than value x , otherwise the result is NAN.

Description

The Pareto probability density function is defined by the following equation: 

 

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